dehydroascorbic acid

(redirected from Dehydroascorbate)
Also found in: Acronyms.

dehydroascorbic acid

[dē¦hī·drō·ə¦skȯr·bik ′as·əd]
(organic chemistry)
C6H6O6 A relatively inactive acid resulting from elimination of two hydrogen atoms from ascorbic acid when the latter is oxidized by air or other agents; has potential ascorbic acid activity.
References in periodicals archive ?
Moreover, these four classes bearing the cysteine as active site residue, none of them showing conjugating activity, but share thiol transferase and/or dehydroascorbate reductase activity.
The antioxidant property of AA resides in its ability to lose 2 electrons, generating dehydroascorbate (DHA) in a reversible reaction.
Dioscorins, the major storage proteins of DB also was reported to have both dehydroascorbate reductase and monodehydroascorbate activities (Hou et al.
The extraction buffer for the determination of dehydroascorbate reductase (DHAR) contained: 50 mM [K.
In 1969 the National Cancer Institute showed that oxidized vitamin C (also known as dehydroascorbate or DHA) safely killed cancer cells in vitro but that glucose counteracted the DHA.
antioxidant enzymes such as dehydroascorbate reductase,
Its antioxidant properties reside in the ability to give two hydrogen atoms to neutralize the oxidant molecule, followed by its reversible transformation into dehydroascorbate (DHA) [4] (1).
Localization of a glutathione-dependent dehydroascorbate reductase within the central nervous system of the rat.